Tag: Pfizer says its COVID-19 vaccine more than 90% effective in kids

Kid-size doses of the Pfizer BioNTech COVID-19 vaccine appear to be safe and nearly 91% effective at preventing symptomatic infections in 5- to 11-year-olds, according to study details released Friday. This news comes as the nation considers opening vaccinations to that age group, with shots beginning in early November if regulators give the green light. The U.S. Food and…